Ye, Fuxiang
Kaneko, Hiroki
Nagasaka, Yosuke
Ijima, Ryo
Nakamura, Kae
Nagaya, Masatoshi
Takayama, Kei
Kajiyama, Hiroaki
Senga, Takeshi
Tanaka, Hiromasa
Mizuno, Masaaki
Kikkawa, Fumitaka
Hori, Masaru
Terasaki, Hiroko
Article History
Received: 23 September 2014
Accepted: 8 December 2014
First Online: 9 January 2015
Competing interests
: The authors declare no competing financial interests.